.right-nav {
    width: 35px;
    height: 100%;
    background-color: #5c5c5c;
    position: fixed;
    top: 0;
    right: 0;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    .top {
        margin-top: 70px;
        cursor: pointer;
        .box1 {
            width: 35px;
            height: 39px;
            position: relative;
            line-height: 39px;
            display: flex;
            border-bottom: 1px solid white;
            // overflow: hidden;
            z-index: 990;
            b {
                border-top: 6px solid transparent;
                border-bottom: 6px solid transparent;
                border-left: 6px solid white;
                width: 0;
                height: 0;
                display: inline-block;
                margin-top: 14px;
                opacity: 0;
                transition: 0.3s;
            }
            i {
                background: url('../../img/ui.png') no-repeat -18px -1025px;
                display: inline-block;
                width: 28px;
                height: 18px;
                margin-top: 9px;
                z-index: 2;
            }
            a {
                color: #858585;
                width: 82px;
                height: 38px;
                position: absolute;
                top: 0;
                left: 40px;
                font-size: 12px;
                line-height: 38px;
                text-align: center;
                transition: 0.5s;
                border-top: 1px solid #c5c5c5;
                border-bottom: 1px solid #c5c5c5;
                border-left: 1px solid #c5c5c5;
                z-index: 1;
            }
        }
        .box1:hover b {
            opacity: 1;
        }
        .box1:hover a {
            left: -84px;
        }
        .box2 {
            width: 35px;
            height: 90px;
            position: relative;
            padding-top: 30px;
            border-bottom: 1px solid #fff;
            i {
                background: url('../../img/ui.png') no-repeat -24px -1046px;
                position: relative;
                height: 20px;
                width: 31px;
                display: block;
                margin-bottom: 3px;
                color: #fff;
            }
            span {
                margin-left: 12px;
                width: 12px;
                height: 67px;
                font-size: 12px;
                color: #fff;
                display: inline-block;
            }
        }
        .box3 {
            width: 35px;
            height: 39px;
            position: relative;
            line-height: 39px;
            display: flex;
            border-bottom: 1px solid white;
            b {
                border-top: 6px solid transparent;
                border-bottom: 6px solid transparent;
                border-left: 6px solid white;
                width: 0;
                height: 0;
                display: inline-block;
                margin-top: 14px;
                opacity: 0;
                transition: 0.3s;
            }
            i {
                background: url('../../img/ui.png') no-repeat -71px -1023px;
                display: inline-block;
                width: 28px;
                height: 18px;
                margin-top: 9px;
            }
            a {
                color: #858585;
                width: 82px;
                height: 38px;
                position: absolute;
                top: 0;
                left: 40px;
                font-size: 12px;
                line-height: 38px;
                text-align: center;
                border-top: 1px solid #c5c5c5;
                border-bottom: 1px solid #c5c5c5;
                border-left: 1px solid #c5c5c5;
                transition: 0.5s;
            }
        }
        .box3:hover b {
            opacity: 1;
        }
        .box3:hover a {
            left: -84px;
        }
    }
    .bottom {
        position: absolute;
        bottom: 35px;
        right: 0;
        width: 35px;
        cursor: pointer;
        .one {
            width: 35px;
            height: 39px;
            position: relative;
            line-height: 39px;
            display: flex;
            // border-bottom: 1px solid white;
            b {
                border-top: 6px solid transparent;
                border-bottom: 6px solid transparent;
                border-left: 6px solid white;
                width: 0;
                height: 0;
                display: inline-block;
                margin-top: 14px;
                opacity: 0;
                transition: 0.3s;
            }
            i {
                background: url('../../img/ui.png') no-repeat -71px -1023px;
                display: inline-block;
                width: 28px;
                height: 18px;
                margin-top: 9px;
            }
            a {
                color: #858585;
                width: 82px;
                height: 38px;
                position: absolute;
                top: 0;
                left: 40px;
                font-size: 12px;
                line-height: 38px;
                text-align: center;
                border-top: 1px solid #c5c5c5;
                border-bottom: 1px solid #c5c5c5;
                border-left: 1px solid #c5c5c5;
                transition: 0.5s;
            }
        }
        .one:hover b {
            opacity: 1;
        }
        .one:hover a {
            left: -84px;
        }
        .two {
            width: 35px;
            height: 39px;
            position: relative;
            line-height: 39px;
            display: flex;
            // border-bottom: 1px solid white;
            b {
                border-top: 6px solid transparent;
                border-bottom: 6px solid transparent;
                border-left: 6px solid white;
                width: 0;
                height: 0;
                display: inline-block;
                margin-top: 14px;
                opacity: 0;
                transition: 0.3s;
            }
            i {
                background: url('../../img/ui.png') no-repeat -71px -1023px;
                display: inline-block;
                width: 28px;
                height: 18px;
                margin-top: 9px;
            }
            a {
                color: #858585;
                width: 82px;
                height: 38px;
                position: absolute;
                top: 0;
                left: 40px;
                font-size: 12px;
                line-height: 38px;
                text-align: center;
                border-top: 1px solid #c5c5c5;
                border-bottom: 1px solid #c5c5c5;
                border-left: 1px solid #c5c5c5;
                transition: 0.5s;
            }
        }
        .two:hover b {
            opacity: 1;
        }
        .two:hover a {
            left: -84px;
        }
        .three {
            width: 35px;
            height: 39px;
            position: relative;
            line-height: 39px;
            display: flex;
            // border-bottom: 1px solid white;
            b {
                border-top: 6px solid transparent;
                border-bottom: 6px solid transparent;
                border-left: 6px solid white;
                width: 0;
                height: 0;
                display: inline-block;
                margin-top: 14px;
                opacity: 0;
                transition: 0.3s;
            }
            i {
                background: url('../../img/ui.png') no-repeat -71px -1023px;
                display: inline-block;
                width: 28px;
                height: 18px;
                margin-top: 9px;
            }
            a {
                color: #858585;
                width: 82px;
                height: 38px;
                position: absolute;
                top: 0;
                left: 40px;
                font-size: 12px;
                line-height: 38px;
                text-align: center;
                border-top: 1px solid #c5c5c5;
                border-bottom: 1px solid #c5c5c5;
                border-left: 1px solid #c5c5c5;
                transition: 0.5s;
            }
        }
        .three:hover b {
            opacity: 1;
        }
        .three:hover a {
            left: -84px;
        }
        .four {
            width: 35px;
            height: 39px;
            position: relative;
            line-height: 39px;
            display: flex;
            // border-bottom: 1px solid white;
            b {
                border-top: 6px solid transparent;
                border-bottom: 6px solid transparent;
                border-left: 6px solid white;
                width: 0;
                height: 0;
                display: inline-block;
                margin-top: 14px;
                opacity: 0;
                transition: 0.3s;
            }
            i {
                background: url('../../img/ui.png') no-repeat -71px -1023px;
                display: inline-block;
                width: 28px;
                height: 18px;
                margin-top: 9px;
            }
            a {
                color: #858585;
                width: 82px;
                height: 38px;
                position: absolute;
                top: 0;
                left: 40px;
                font-size: 12px;
                line-height: 38px;
                text-align: center;
                border-top: 1px solid #c5c5c5;
                border-bottom: 1px solid #c5c5c5;
                border-left: 1px solid #c5c5c5;
                transition: 0.5s;
            }
        }
        .four:hover b {
            opacity: 1;
        }
        .four:hover a {
            left: -84px;
        }
    }
    // >div {
    //     >div:hover b {
    //         opacity: 1;
    //     }
    //     >div:hover a {
    //         left: -84px;
    //     }
    // }
}